ldapcompare(1) on macOS
The text 66c4e2168311, as Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2, Mac OS X 10.5.1, Mac OS X 10.5 shipped it.
LDAP compare tool
Flags it lists
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-I -
-M -
-Q -
-W -
-Z -
-n -
-v -
-x -
-z